140463369 has 16 divisors (see below), whose sum is σ = 217142400. Its totient is φ = 89570448.

The previous prime is 140463361. The next prime is 140463373. The reversal of 140463369 is 963364041.

140463369 is a `hidden beast` number, since 14 + 0 + 4 + 633 + 6 + 9 = 666.

It is not a de Polignac number, because 140463369 - 2³ = 140463361 is a prime.

It is a super-2 number, since 2×140463369² = 39459916061660322, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (140463361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112474 + ... + 113715.

It is an arithmetic number, because the mean of its divisors is an integer number (13571400).

Almost surely, 2^140463369 is an apocalyptic number.

It is an amenable number.

140463369 is a deficient number, since it is larger than the sum of its proper divisors (76679031).

140463369 is a wasteful number, since it uses less digits than its factorization.

140463369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226221 (or 226215 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 140463369 is about 11851.7243049271. The cubic root of 140463369 is about 519.8216461809.

The spelling of 140463369 in words is "one hundred forty million, four hundred sixty-three thousand, three hundred sixty-nine".